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ARG ALPINE_VERSION="latest"
ARG TARGET_ARCH="library"
FROM docker.io/${TARGET_ARCH}/alpine:${ALPINE_VERSION} AS build
WORKDIR /sslh
RUN apk add --no-cache \
'gcc' \
'libconfig-dev' \
'make' \
'musl-dev' \
'pcre2-dev' \
'perl' \
;
COPY . /sslh
RUN ./configure && make sslh-select && strip sslh-select
FROM docker.io/${TARGET_ARCH}/alpine:${ALPINE_VERSION}
COPY --from=build "/sslh/sslh-select" "/usr/local/bin/sslh"
RUN apk add --no-cache \
'libconfig' \
'pcre2' \
'iptables' \
'ip6tables' \
'libcap' \
&& \
adduser -s '/bin/sh' -S -D sslh && \
setcap cap_net_bind_service,cap_net_raw+ep /usr/local/bin/sslh
COPY "./container-entrypoint.sh" "/init"
ENTRYPOINT [ "/init" ]
# required for updating iptables
USER root:root
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